V-Lab
Jinbei Automotive Co Ltd GJR-GARCH Volatility Analysis
Volatility prediction for Tuesday, August 25th, 2026
1 Day
34.25%
decreased by 1.05%
1 Week
35.69%
increased by 0.39%
1 Month
39.86%
increased by 4.56%
Analysis last updated: Tuesday, August 25, 2026 at 06:04 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jul 24, 1992 to Aug 21, 2026Model Insight
Volatility shocks decay with a half-life of 18 trading days, meaning a shock loses half its impact after approximately 18 days.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.3852 | 21.47*** |
α ARCH Response to squared shocks | 0.1052 | 17.35*** |
β GARCH Volatility persistence | 0.8635 | 191.59*** |
γ leverage Additional response to negative shocks | -0.0138 | -1.67* |
Persistence:
0.962
Half-life:
18 days
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